/*
* Copyright (c) Microsoft Corporation. All rights reserved.
* Copyright (c) 2023 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file has been modified by Huawei to verify type inference by adding verification statements.
*/

// === tests/cases/compiler/mutuallyRecursiveInference.ts ===
declare function AssertType(value:any, type:string):void;
class T<A> {
    a: A;
    b: any
}
class L<RT extends { a: 'a' | 'b', b: any }> extends T<RT[RT['a']]> {
    m() { this.a 
AssertType(this.a, "RT[RT["a"]]");

AssertType(this, "this");
}
}
class X extends L<X> {
    a: 'a' | 'b'
    b: number
    m2() {
        this.a
AssertType(this.a, "union");
AssertType(this, "this");
    }
}


